698183domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of positive integers <= 2^n of form 3 x^2 + 7 y^2.at n=23A054164Primes p such that q-p = 56, where q is the next prime after p.at n=28A204667Number of unrooted binary unordered tanglegrams of size n.at n=9A259116Prime numbersat n=56419